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Home/Anthropology/Mains PYQ/2022/Paper I/Human Genetics & Human Biology
UPSC MainsAnthropology Optional Paper I 2022 15 Marks Answer Coming Soon

Reduction in Age at Menarche — 2022 Paper I

Question · 2022 · Paper I · 15 Marks

Critically evaluate the reasons of reduction in age at menarche in human females over the successive generations.

2026 Canalization and catch-up growth. 2026 Genetic polymorphism and natural selection. 2026 Numerical chromosomal aberrations can be due to abnormalities in autosomes as well as sex chromosomes. Elaborate in terms of the effects these have on human body, giving suitable examples. 2026 Distinguishing features of nuclear and mitochondrial DNA.

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